19352894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{6421}}^1$

素因数の和:6571

約数の個数: 16

約数和(自身を含む): 31904496

約数和(自身を除く): 12551602

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 6421, 12842, 70631, 141262, 879677, 1759354, 9676447, 19352894]

約数ペア:

[(1, 19352894), (2, 9676447), (11, 1759354), (22, 879677), (137, 141262), (274, 70631), (1507, 12842), (3014, 6421)]